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Retroceramus

Bivalvia - Myalinida - Inoceramidae

Taxonomy
Retroceramus was named by Koschelkina (1958) [Sepkoski's age data: J Aale K Berr-l Sepkoski's reference number: 92,93].

It was assigned to Inoceramidae by Vokes (1980); and to Pterioida by Sepkoski (2002).

Synonymy list
YearName and author
1958Retroceramus Koschelkina pp. 97, 100
1980Retroceramus Vokes p. 227
2002Retroceramus Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classBivalvia
—Eubivalvia
RankNameAuthor
subclassAutobranchia(Groblen 1894)
infraclassPteriomorphia(Beurlen 1944)
—OstreomorphiFerussac 1822
—OstreioniFerussac 1822
—MyalinataPaul 1939
orderMyalinidaPaul 1939
superfamilyInoceramoideaGiebel 1852
familyInoceramidae
genusRetroceramusKoschelkina 1958

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

G. †Retroceramus Koschelkina 1958
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†Retroceramus clinatus Koschelkina 1969
†Retroceramus elegans Koschelkina 1962
†Retroceramus haasti Hochstetter 1863
†Retroceramus jurensis Koschelkina 1969
†Retroceramus kudoi Hayami 1960
†Retroceramus menneri Koschelkina 1960
†Retroceramus obliquus Morris and Lycett 1853
†Retroceramus originalis Koschelkina 1985
†Retroceramus popovi Koschelkina 1962
†Retroceramus provincialis Koschelkina 1969
†Retroceramus solidus Koschelkina 1969
Diagnosis
No diagnoses are available
Measurements
partNmeanminimummaximummedians.d.
valve height1145.625.092.149.019.9

Composition: low Mg calcitef
Locomotion: facultatively mobilesubc
Life habit: epifaunalsubc
Diet: suspension feedersubc
Vision: blindc
Created: 2005-01-28 02:25:20
Modified: 2005-01-28 04:25:20
Source: f = family, subc = subclass, c = class
References: Aberhan et al. 2004, Eaton 1871, Kiessling 2003

Age range: base of the Bucklandi to the top of the Early/Lower Tithonian or 199.50000 to 145.06000 Ma

Collections (70 total)


Time interval Ma Country or state Original ID and collection number
Bucklandi199.5 - 192.9Hong Kong R. subinconditus (275842)
Bucklandi - Semicostatum199.5 - 192.9Hong Kong R. kudoi (275859 275881) R. sp. (275851 275870) R. subinconditus (275838 275839 275882)
Sinemurian199.5 - 192.9Canada (Yukon) R. sp. (53612)
Toarcian184.2 - 174.7China (Tibet) R. sp. (201839)
Toarcian184.2 - 174.7Japan (Miyagi) Inoceramus kudoi (40542)
Temaikan176.0 - 164.3New Zealand (Auckland) R. galoi (4878) R. marwick, R. galoi, R. sp. (233875)
Early/Lower Aalenian174.7 - 170.9Russian Federation Mytiloceramus priscus, Mytiloceramus subtilis (129811)
Late/Upper Aalenian174.7 - 170.9Russian Federation Mytiloceramus obliquus (129814) Mytiloceramus obliquus, Mytiloceramus jurensis (129593) Mytiloceramus obliquus, Mytiloceramus jurensis, Mytiloceramus provincialis (129816)
Opalinum174.7 - 170.9Russian Federation R. elegans (137349) R. originalis (137346) R. priscus, R. menneri (137347) R. sp. 1, R. popovi, R. elegans (137348)
Aalenian - Early/Lower Bajocian174.7 - 168.6New Zealand R. sp. (56398)
Aalenian - Oxfordian174.7 - 154.8New Zealand R. inconditus (38963) R. marwicki (38958)
Early/Lower Bajocian170.9 - 168.6Russian Federation Mytiloceramus jurensis, Mytiloceramus provincialis (129594) Mytiloceramus obliquus, Mytiloceramus jurensis, Mytiloceramus provincialis (129595 129675)
Bajocian170.9 - 168.2Serbia R. obliquus (132951)
Bajocian - Bathonian170.9 - 165.3New Zealand R. inconditus (56237)
Late/Upper Bajocian168.6 - 168.2Russian Federation Mytiloceramus clinatus (129663)
Late/Upper Bajocian - Bathonian168.6 - 165.3Russian Federation Mytiloceramus clinatus, Mytiloceramus solidus (129820)
Early/Lower Bathonian168.2 - 165.3Russian Federation R. sp. (68348)
Late/Upper Bathonian168.2 - 165.3Argentina (Mendoza) R. patagonicus (4882)
Late/Upper Bathonian168.2 - 165.3Argentina (Neuquen) R. patagonicus (4881)
Early/Lower Callovian165.3 - 161.5Argentina (Nequen) R. stehni (4883)
Early/Lower Callovian - Middle Callovian165.3 - 161.5New Zealand R. sp. (56273)
Late/Upper Callovian165.3 - 161.5Argentina (Neuquen) R. patagonicus (136304)
Late/Upper Callovian - Oxfordian165.3 - 154.8New Zealand R. galoi (51934)
Heterian164.3 - 154.5New Zealand (Kawhia) R. galoi (35731)
Early/Lower Oxfordian161.5 - 154.8Argentina (Neuquen) R. galoi (171548)
Early/Lower Oxfordian161.5 - 154.8Chile R. galoi (136699)
Early/Lower Oxfordian161.5 - 154.8Indonesia (Timor) Inoceramus haasti (205671)
Early/Lower Oxfordian161.5 - 154.8Timor-Leste Inoceramus haasti (21184)
Oxfordian - Kimmeridgian161.5 - 149.2New Zealand R. galoi (38961)
Late/Upper Jurassic161.5 - 143.1Indonesia Inoceramus haasti (205695)
Late/Upper Jurassic161.5 - 143.1New Zealand R. patagonicus (38959) R. stehni (38960)
Late/Upper Jurassic161.5 - 143.1Indonesia (Maluku) Inoceramus haasti (204268 205690)
Late/Upper Oxfordian157.9 - 154.8Antarctica R. haasti (68360)
Late/Upper Oxfordian157.9 - 154.8Germany R. sp. (60387)
Kimmeridgian154.8 - 149.2Papua New Guinea Inoceramus haasti (137281)
Kimmeridgian154.8 - 149.2New Zealand Inoceramus haasti (63742 63856 63857 63858 63866 63875 63876 63882)
Kimmeridgian154.8 - 149.2Antarctica R. haasti (51829)
Kimmeridgian154.8 - 149.2Antarctica (Alexander Island) R. haasti (2073)
Early/Lower Kimmeridgian - Senonian154.8 - 66.0New Caledonia Inoceramus haasti (125754)
Late/Upper Kimmeridgian152.21 - 149.2New Zealand R. haasti (137847)
Puaroan150.0 - 143.1New Zealand Inoceramus haasti (63756)
Early/Lower Tithonian149.2 - 145.06Antarctica (Antarctic Peninsula) R. sp., R. everesti (10697)
Tithonian149.2 - 143.1Antarctica (Alexander Island) R. sp. (2074)
Tithonian149.2 - 143.1New Zealand Inoceramus haasti (63829 63836 63837)